B08QH8VKJV Vello BG-S4-2 Battery Grip for Sony Alpha a6100/a6300/a6400 Series Cameras

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For Alpha a6100, a6300, a6400 Series, Accepts Two NP-FW50 Batteries
Double Camera’s Shooting Time, In-Grip Battery Charging
Micro-USB Port for Battery Charging, Vertical Shutter Release Button
Rubberized Nonslip Grip, 1/4″-20 Tripod Mounting Socket
Strap Mount for Hand Strap